*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#C62828;
  --primary-dark:#8E0000;
  --gold:#FFB300;
  --gold-light:#FFE082;
  --bg:#FFFFFF;
  --bg-section:#FAFAFA;
  --text:#333333;
  --text-light:#666666;
  --text-muted:#999999;
  --border:#E0E0E0;
  --shadow:0 2px 12px rgba(0,0,0,0.08);
  --radius:8px;
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Microsoft YaHei","微软雅黑","PingFang SC","Helvetica Neue",sans-serif;color:var(--text);background:var(--bg);line-height:1.8;font-size:16px}
a{color:var(--text);text-decoration:none;transition:color .3s}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== Header ===== */
.site-header{background:#FFF;box-shadow:0 1px 6px rgba(0,0,0,.06);position:sticky;top:0;z-index:1000}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px}
.logo-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--gold));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#FFF;font-weight:bold;font-size:20px}
.logo-text{font-size:22px;font-weight:bold;color:var(--primary);letter-spacing:2px}
.main-nav{display:flex;gap:28px}
.main-nav a{font-size:15px;font-weight:500;padding:8px 0;position:relative}
.main-nav a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--primary);transition:width .3s}
.main-nav a:hover::after,.main-nav a.active::after{width:100%}
.menu-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.menu-toggle span{width:24px;height:2px;background:var(--text);transition:.3s}

/* ===== Breadcrumb ===== */
.breadcrumb{padding:14px 0;font-size:14px;color:var(--text-muted);border-bottom:1px solid var(--border)}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{margin:0 6px}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,#FFF5F5 0%,#FFFDE7 50%,#FFF5F5 100%);padding:60px 0;text-align:center}
.hero h1{font-size:34px;color:var(--primary);margin-bottom:16px;letter-spacing:3px}
.hero-desc{font-size:17px;color:var(--text-light);max-width:680px;margin:0 auto 30px;line-height:1.9}
.hero-tags{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.hero-tag{background:rgba(198,40,40,.08);color:var(--primary);padding:6px 18px;border-radius:20px;font-size:14px}

/* ===== Sections ===== */
.section{padding:48px 0}
.section-alt{background:var(--bg-section)}
.section-title{font-size:24px;text-align:center;margin-bottom:36px;color:var(--text);position:relative;letter-spacing:1px}
.section-title::after{content:'';display:block;width:50px;height:3px;background:linear-gradient(to right,var(--primary),var(--gold));margin:10px auto 0;border-radius:2px}

/* ===== Comic Grid ===== */
.comic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.comic-card{background:#FFF;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.comic-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.comic-cover{height:200px;display:flex;align-items:center;justify-content:center;font-size:40px;position:relative;overflow:hidden}
.comic-cover::after{content:'AI漫剧';position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.5);color:#FFF;padding:2px 10px;border-radius:10px;font-size:12px}
.comic-info{padding:14px}
.comic-info h3{font-size:16px;margin-bottom:6px;line-height:1.4}
.comic-info h3 a:hover{color:var(--primary)}
.comic-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-muted);margin-top:8px}
.comic-tag{display:inline-block;background:rgba(198,40,40,.08);color:var(--primary);padding:2px 10px;border-radius:10px;font-size:12px}

/* Cover Colors */
.cover-1{background:linear-gradient(135deg,#FFCDD2,#F8BBD0)}
.cover-2{background:linear-gradient(135deg,#FFE0B2,#FFCC80)}
.cover-3{background:linear-gradient(135deg,#C8E6C9,#A5D6A7)}
.cover-4{background:linear-gradient(135deg,#BBDEFB,#90CAF9)}
.cover-5{background:linear-gradient(135deg,#E1BEE7,#CE93D8)}
.cover-6{background:linear-gradient(135deg,#FFECB3,#FFE082)}
.cover-7{background:linear-gradient(135deg,#B2EBF2,#80DEEA)}
.cover-8{background:linear-gradient(135deg,#D7CCC8,#BCAAA4)}

/* ===== Category Grid ===== */
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.category-card{background:#FFF;border-radius:var(--radius);padding:30px;text-align:center;box-shadow:var(--shadow);transition:transform .3s}
.category-card:hover{transform:translateY(-4px)}
.category-icon{font-size:42px;margin-bottom:14px}
.category-card h3{font-size:18px;margin-bottom:8px}
.category-card p{font-size:14px;color:var(--text-light)}
.category-count{display:inline-block;margin-top:12px;background:var(--bg-section);padding:4px 14px;border-radius:12px;font-size:13px;color:var(--text-muted)}

/* ===== Features ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.feature-card{text-align:center;padding:30px 20px}
.feature-icon{width:64px;height:64px;margin:0 auto 18px;background:linear-gradient(135deg,var(--primary),var(--gold));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#FFF}
.feature-card h3{font-size:18px;margin-bottom:10px}
.feature-card p{font-size:14px;color:var(--text-light);line-height:1.8}

/* ===== Detail Page ===== */
.comic-detail{display:grid;grid-template-columns:260px 1fr;gap:40px;padding:40px 0}
.detail-cover{height:360px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:64px;position:relative}
.detail-cover::after{content:'AI漫剧';position:absolute;bottom:12px;right:12px;background:rgba(0,0,0,.5);color:#FFF;padding:4px 14px;border-radius:12px;font-size:14px}
.detail-info h2{font-size:24px;margin-bottom:12px}
.detail-meta{display:flex;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.detail-desc{font-size:15px;color:var(--text-light);line-height:2;margin-bottom:20px}
.detail-tags{display:flex;gap:8px;flex-wrap:wrap}

/* ===== Chapter List ===== */
.chapter-list{padding:30px 0}
.chapter-list h2{font-size:22px;margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid var(--border)}
.chapter-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.chapter-item{background:var(--bg-section);padding:12px 16px;border-radius:6px;text-align:center;font-size:14px;transition:all .3s}
.chapter-item:hover{background:var(--primary);color:#FFF}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{background:#FFF;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.news-thumb{height:180px;display:flex;align-items:center;justify-content:center;font-size:48px}
.news-body{padding:20px;flex:1;display:flex;flex-direction:column}
.news-body h3{font-size:17px;margin-bottom:8px;line-height:1.5}
.news-body p{font-size:14px;color:var(--text-light);flex:1;line-height:1.8}
.news-date{font-size:13px;color:var(--text-muted);margin-top:12px}

/* ===== Article ===== */
.article-content{max-width:800px;margin:0 auto;padding:40px 0}
.article-content h2{font-size:22px;margin:30px 0 14px;padding-left:12px;border-left:4px solid var(--primary)}
.article-content p{font-size:16px;line-height:2;margin-bottom:16px;text-indent:2em}
.article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:30px;padding-top:20px;border-top:1px solid var(--border)}

/* ===== About ===== */
.about-content{max-width:800px;margin:0 auto}
.about-content h2{font-size:22px;margin:30px 0 14px;color:var(--primary)}
.about-content p{font-size:16px;line-height:2;margin-bottom:16px;text-indent:2em}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:30px 0}
.stat-item{text-align:center;padding:24px;background:var(--bg-section);border-radius:var(--radius)}
.stat-number{font-size:32px;font-weight:bold;color:var(--primary)}
.stat-label{font-size:14px;color:var(--text-muted);margin-top:6px}

/* ===== Sidebar Buttons ===== */
/* ===== Promo Float Buttons ===== */
.promo-float{position:fixed;left:18px;top:50%;transform:translateY(-50%);z-index:1000;display:flex;flex-direction:column;gap:14px}
.promo-float-btn{display:flex;align-items:center;justify-content:center;gap:8px;min-width:160px;padding:15px 22px;border-radius:30px;color:#FFF;font-size:16px;font-weight:700;letter-spacing:1px;box-shadow:0 6px 20px rgba(0,0,0,.3);cursor:pointer;transition:all .3s;white-space:nowrap;border:none;text-decoration:none;text-shadow:0 1px 3px rgba(0,0,0,.3)}
.promo-float-btn:hover{transform:scale(1.06);box-shadow:0 8px 28px rgba(0,0,0,.4);color:#FFF}
.promo-float-btn-red{background:linear-gradient(135deg,#B71C1C,#880E4F,#4A148C)}
.promo-float-btn-blue{background:linear-gradient(135deg,#0D47A1,#1A237E,#311B92)}
.promo-float-btn-icon{font-size:20px}

/* ===== Side Buttons ===== */
.side-buttons{position:fixed;left:16px;top:50%;transform:translateY(-50%);z-index:999;display:flex;flex-direction:column;gap:10px}
.side-btn{display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:24px;color:#FFF;font-size:13px;font-weight:500;box-shadow:0 4px 14px rgba(0,0,0,.2);cursor:pointer;transition:transform .3s,box-shadow .3s;white-space:nowrap;border:none;text-decoration:none}
.side-btn:hover{transform:scale(1.05);box-shadow:0 6px 20px rgba(0,0,0,.3);color:#FFF}
.side-btn-promo{background:linear-gradient(135deg,#C62828,#AD1457,#6A1B9A)}
.side-btn-gold{background:linear-gradient(135deg,#FF8F00,#F57F17,#E65100)}
.side-btn-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:16px}

/* ===== Utility Buttons ===== */
.utility-buttons{position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:999;display:flex;flex-direction:column;gap:10px}
.util-btn{width:44px;height:44px;border-radius:50%;background:#FFF;box-shadow:0 2px 10px rgba(0,0,0,.12);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s;border:none;font-size:18px;color:var(--text);text-decoration:none}
.util-btn:hover{box-shadow:0 4px 16px rgba(0,0,0,.2);color:var(--primary)}

/* ===== Footer ===== */
.site-footer{background:#1A1A1A;color:#CCCCCC;padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;margin-bottom:36px}
.footer-col h3{font-size:16px;color:#FFF;margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid var(--primary);display:inline-block}
.footer-col p,.footer-col a{font-size:14px;color:#999;line-height:2.2;display:block}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid #333;padding:20px 0;text-align:center;font-size:13px;color:#666}
.footer-bottom a{color:#999;display:inline}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .comic-grid{grid-template-columns:repeat(3,1fr)}
  .chapter-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .about-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .menu-toggle{display:flex}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#FFF;flex-direction:column;padding:20px;box-shadow:0 4px 12px rgba(0,0,0,.1);gap:0}
  .main-nav.active{display:flex}
  .main-nav a{padding:12px 0;border-bottom:1px solid var(--border)}
  .main-nav a::after{display:none}
  .hero h1{font-size:26px}
  .hero-desc{font-size:15px}
  .comic-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .comic-cover{height:160px}
  .category-grid{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr}
  .comic-detail{grid-template-columns:1fr;gap:24px}
  .detail-cover{height:280px}
  .chapter-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .side-buttons{left:8px;gap:8px}
  .side-btn{padding:8px 12px;font-size:12px}
  .promo-float{left:10px;gap:10px}
  .promo-float-btn{min-width:130px;padding:12px 16px;font-size:14px;border-radius:24px}
  .utility-buttons{right:8px;gap:8px}
  .util-btn{width:38px;height:38px;font-size:16px}
  .about-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .hero h1{font-size:22px;letter-spacing:1px}
  .hero{padding:36px 0}
  .section{padding:32px 0}
  .section-title{font-size:20px}
  .comic-grid{gap:12px}
  .comic-cover{height:140px;font-size:30px}
  .comic-info{padding:10px}
  .comic-info h3{font-size:14px}
  .logo-text{font-size:18px}
  .header-inner{height:56px}
  .promo-float{left:6px;gap:8px}
  .promo-float-btn{min-width:110px;padding:10px 14px;font-size:13px;border-radius:20px}
  .about-stats{grid-template-columns:1fr 1fr}
  .stat-number{font-size:24px}
}